DeepSpeed/tests/conftest.py

88 строки
3.3 KiB
Python

# Copyright (c) Microsoft Corporation.
# SPDX-License-Identifier: Apache-2.0
# DeepSpeed Team
# tests directory-specific settings - this file is run automatically by pytest before any tests are run
import sys
import pytest
import os
from os.path import abspath, dirname, join
import torch
import warnings
# Set this environment variable for the T5 inference unittest(s) (e.g. google/t5-v1_1-small)
os.environ['PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION'] = 'python'
# allow having multiple repository checkouts and not needing to remember to rerun
# 'pip install -e .[dev]' when switching between checkouts and running tests.
git_repo_path = abspath(join(dirname(dirname(__file__)), "src"))
sys.path.insert(1, git_repo_path)
def pytest_configure(config):
config.option.color = "yes"
config.option.durations = 0
config.option.durations_min = 1
config.option.verbose = True
def pytest_addoption(parser):
parser.addoption("--torch_ver", default=None, type=str)
parser.addoption("--cuda_ver", default=None, type=str)
def validate_version(expected, found):
version_depth = expected.count('.') + 1
found = '.'.join(found.split('.')[:version_depth])
return found == expected
@pytest.fixture(scope="session", autouse=True)
def check_environment(pytestconfig):
expected_torch_version = pytestconfig.getoption("torch_ver")
expected_cuda_version = pytestconfig.getoption("cuda_ver")
if expected_torch_version is None:
warnings.warn(
"Running test without verifying torch version, please provide an expected torch version with --torch_ver")
elif not validate_version(expected_torch_version, torch.__version__):
pytest.exit(
f"expected torch version {expected_torch_version} did not match found torch version {torch.__version__}",
returncode=2)
if expected_cuda_version is None:
warnings.warn(
"Running test without verifying cuda version, please provide an expected cuda version with --cuda_ver")
elif not validate_version(expected_cuda_version, torch.version.cuda):
pytest.exit(
f"expected cuda version {expected_cuda_version} did not match found cuda version {torch.version.cuda}",
returncode=2)
# Override of pytest "runtest" for DistributedTest class
# This hook is run before the default pytest_runtest_call
@pytest.hookimpl(tryfirst=True)
def pytest_runtest_call(item):
# We want to use our own launching function for distributed tests
if getattr(item.cls, "is_dist_test", False):
dist_test_class = item.cls()
dist_test_class(item._request)
item.runtest = lambda: True # Dummy function so test is not run twice
# We allow DistributedTest to reuse distributed environments. When the last
# test for a class is run, we want to make sure those distributed environments
# are destroyed.
def pytest_runtest_teardown(item, nextitem):
if getattr(item.cls, "reuse_dist_env", False) and not nextitem:
dist_test_class = item.cls()
for num_procs, pool in dist_test_class._pool_cache.items():
dist_test_class._close_pool(pool, num_procs, force=True)
@pytest.hookimpl(tryfirst=True)
def pytest_fixture_setup(fixturedef, request):
if getattr(fixturedef.func, "is_dist_fixture", False):
dist_fixture_class = fixturedef.func()
dist_fixture_class(request)